2012379720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{7127}}^1$

素因数の和:7335

約数の個数: 128

約数和(自身を含む): 6538371840

約数和(自身を除く): 4525992120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 181, 195, 260, 312, 362, 390, 520, 543, 724, 780, 905, 1086, 1448, 1560, 1810, 2172, 2353, 2715, 3620, 4344, 4706, 5430, 7059, 7127, 7240, 9412, 10860, 11765, 14118, 14254, 18824, 21381, 21720, 23530, 28236, 28508, 35295, 35635, 42762, 47060, 56472, 57016, 70590, 71270, 85524, 92651, 94120, 106905, 141180, 142540, 171048, 185302, 213810, 277953, 282360, 285080, 370604, 427620, 463255, 555906, 741208, 855240, 926510, 1111812, 1289987, 1389765, 1853020, 2223624, 2579974, 2779530, 3706040, 3869961, 5159948, 5559060, 6449935, 7739922, 10319896, 11118120, 12899870, 15479844, 16769831, 19349805, 25799740, 30959688, 33539662, 38699610, 50309493, 51599480, 67079324, 77399220, 83849155, 100618986, 134158648, 154798440, 167698310, 201237972, 251547465, 335396620, 402475944, 503094930, 670793240, 1006189860, 2012379720]

約数ペア:

[(1, 2012379720), (2, 1006189860), (3, 670793240), (4, 503094930), (5, 402475944), (6, 335396620), (8, 251547465), (10, 201237972), (12, 167698310), (13, 154798440), (15, 134158648), (20, 100618986), (24, 83849155), (26, 77399220), (30, 67079324), (39, 51599480), (40, 50309493), (52, 38699610), (60, 33539662), (65, 30959688), (78, 25799740), (104, 19349805), (120, 16769831), (130, 15479844), (156, 12899870), (181, 11118120), (195, 10319896), (260, 7739922), (312, 6449935), (362, 5559060), (390, 5159948), (520, 3869961), (543, 3706040), (724, 2779530), (780, 2579974), (905, 2223624), (1086, 1853020), (1448, 1389765), (1560, 1289987), (1810, 1111812), (2172, 926510), (2353, 855240), (2715, 741208), (3620, 555906), (4344, 463255), (4706, 427620), (5430, 370604), (7059, 285080), (7127, 282360), (7240, 277953), (9412, 213810), (10860, 185302), (11765, 171048), (14118, 142540), (14254, 141180), (18824, 106905), (21381, 94120), (21720, 92651), (23530, 85524), (28236, 71270), (28508, 70590), (35295, 57016), (35635, 56472), (42762, 47060)]