20015266440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{191497}}^1$

素因数の和:191591

約数の個数: 128

約数和(自身を含む): 65630194560

約数和(自身を除く): 45614928120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 3484, 4020, 4355, 5226, 6968, 8040, 8710, 10452, 13065, 17420, 20904, 26130, 34840, 52260, 104520, 191497, 382994, 574491, 765988, 957485, 1148982, 1531976, 1914970, 2297964, 2489461, 2872455, 3829940, 4595928, 4978922, 5744910, 7468383, 7659880, 9957844, 11489820, 12447305, 12830299, 14936766, 19915688, 22979640, 24894610, 25660598, 29873532, 37341915, 38490897, 49789220, 51321196, 59747064, 64151495, 74683830, 76981794, 99578440, 102642392, 128302990, 149367660, 153963588, 166793887, 192454485, 256605980, 298735320, 307927176, 333587774, 384908970, 500381661, 513211960, 667175548, 769817940, 833969435, 1000763322, 1334351096, 1539635880, 1667938870, 2001526644, 2501908305, 3335877740, 4003053288, 5003816610, 6671755480, 10007633220, 20015266440]

約数ペア:

[(1, 20015266440), (2, 10007633220), (3, 6671755480), (4, 5003816610), (5, 4003053288), (6, 3335877740), (8, 2501908305), (10, 2001526644), (12, 1667938870), (13, 1539635880), (15, 1334351096), (20, 1000763322), (24, 833969435), (26, 769817940), (30, 667175548), (39, 513211960), (40, 500381661), (52, 384908970), (60, 333587774), (65, 307927176), (67, 298735320), (78, 256605980), (104, 192454485), (120, 166793887), (130, 153963588), (134, 149367660), (156, 128302990), (195, 102642392), (201, 99578440), (260, 76981794), (268, 74683830), (312, 64151495), (335, 59747064), (390, 51321196), (402, 49789220), (520, 38490897), (536, 37341915), (670, 29873532), (780, 25660598), (804, 24894610), (871, 22979640), (1005, 19915688), (1340, 14936766), (1560, 12830299), (1608, 12447305), (1742, 11489820), (2010, 9957844), (2613, 7659880), (2680, 7468383), (3484, 5744910), (4020, 4978922), (4355, 4595928), (5226, 3829940), (6968, 2872455), (8040, 2489461), (8710, 2297964), (10452, 1914970), (13065, 1531976), (17420, 1148982), (20904, 957485), (26130, 765988), (34840, 574491), (52260, 382994), (104520, 191497)]