20145676310

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1\times {\mathrm{907}}^1$

素因数の和:1565

約数の個数: 64

約数和(自身を含む): 38127283200

約数和(自身を除く): 17981606890

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 269, 359, 538, 718, 907, 1345, 1795, 1814, 2690, 3590, 4535, 6187, 8257, 9070, 12374, 16514, 20861, 30935, 41285, 41722, 61870, 82570, 96571, 104305, 193142, 208610, 243983, 325613, 482855, 487966, 651226, 965710, 1219915, 1628065, 2221133, 2439830, 3256130, 4442266, 5611609, 7489099, 11105665, 11223218, 14978198, 22211330, 28058045, 37445495, 56116090, 74890990, 87589897, 175179794, 437949485, 875898970, 2014567631, 4029135262, 10072838155, 20145676310]

約数ペア:

[(1, 20145676310), (2, 10072838155), (5, 4029135262), (10, 2014567631), (23, 875898970), (46, 437949485), (115, 175179794), (230, 87589897), (269, 74890990), (359, 56116090), (538, 37445495), (718, 28058045), (907, 22211330), (1345, 14978198), (1795, 11223218), (1814, 11105665), (2690, 7489099), (3590, 5611609), (4535, 4442266), (6187, 3256130), (8257, 2439830), (9070, 2221133), (12374, 1628065), (16514, 1219915), (20861, 965710), (30935, 651226), (41285, 487966), (41722, 482855), (61870, 325613), (82570, 243983), (96571, 208610), (104305, 193142)]