20134778720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{48197}}^1$

素因数の和:48592

約数の個数: 96

約数和(自身を含む): 54510781248

約数和(自身を除く): 34376002528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 373, 560, 746, 1120, 1492, 1865, 2611, 2984, 3730, 5222, 5968, 7460, 10444, 11936, 13055, 14920, 20888, 26110, 29840, 41776, 48197, 52220, 59680, 83552, 96394, 104440, 192788, 208880, 240985, 337379, 385576, 417760, 481970, 674758, 771152, 963940, 1349516, 1542304, 1686895, 1927880, 2699032, 3373790, 3855760, 5398064, 6747580, 7711520, 10796128, 13495160, 17977481, 26990320, 35954962, 53980640, 71909924, 89887405, 125842367, 143819848, 179774810, 251684734, 287639696, 359549620, 503369468, 575279392, 629211835, 719099240, 1006738936, 1258423670, 1438198480, 2013477872, 2516847340, 2876396960, 4026955744, 5033694680, 10067389360, 20134778720]

約数ペア:

[(1, 20134778720), (2, 10067389360), (4, 5033694680), (5, 4026955744), (7, 2876396960), (8, 2516847340), (10, 2013477872), (14, 1438198480), (16, 1258423670), (20, 1006738936), (28, 719099240), (32, 629211835), (35, 575279392), (40, 503369468), (56, 359549620), (70, 287639696), (80, 251684734), (112, 179774810), (140, 143819848), (160, 125842367), (224, 89887405), (280, 71909924), (373, 53980640), (560, 35954962), (746, 26990320), (1120, 17977481), (1492, 13495160), (1865, 10796128), (2611, 7711520), (2984, 6747580), (3730, 5398064), (5222, 3855760), (5968, 3373790), (7460, 2699032), (10444, 1927880), (11936, 1686895), (13055, 1542304), (14920, 1349516), (20888, 963940), (26110, 771152), (29840, 674758), (41776, 481970), (48197, 417760), (52220, 385576), (59680, 337379), (83552, 240985), (96394, 208880), (104440, 192788)]