20192960725040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{478960169}}^1$

素因数の和:478960230

約数の個数: 80

約数和(自身を含む): 51313876773120

約数和(自身を除く): 31120916048080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 21080, 42160, 478960169, 957920338, 1915840676, 2394800845, 3831681352, 4789601690, 7663362704, 8142322873, 9579203380, 14847765239, 16284645746, 19158406760, 29695530478, 32569291492, 38316813520, 40711614365, 59391060956, 65138582984, 74238826195, 81423228730, 118782121912, 130277165968, 148477652390, 162846457460, 237564243824, 252412009063, 296955304780, 325692914920, 504824018126, 593910609560, 651385829840, 1009648036252, 1187821219120, 1262060045315, 2019296072504, 2524120090630, 4038592145008, 5048240181260, 10096480362520, 20192960725040]

約数ペア:

[(1, 20192960725040), (2, 10096480362520), (4, 5048240181260), (5, 4038592145008), (8, 2524120090630), (10, 2019296072504), (16, 1262060045315), (17, 1187821219120), (20, 1009648036252), (31, 651385829840), (34, 593910609560), (40, 504824018126), (62, 325692914920), (68, 296955304780), (80, 252412009063), (85, 237564243824), (124, 162846457460), (136, 148477652390), (155, 130277165968), (170, 118782121912), (248, 81423228730), (272, 74238826195), (310, 65138582984), (340, 59391060956), (496, 40711614365), (527, 38316813520), (620, 32569291492), (680, 29695530478), (1054, 19158406760), (1240, 16284645746), (1360, 14847765239), (2108, 9579203380), (2480, 8142322873), (2635, 7663362704), (4216, 4789601690), (5270, 3831681352), (8432, 2394800845), (10540, 1915840676), (21080, 957920338), (42160, 478960169)]