20797440310

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1\times {\mathrm{809}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 38799129600

約数和(自身を除く): 18001689290

約数列:

[1, 2, 5, 10, 47, 83, 94, 166, 235, 415, 470, 659, 809, 830, 1318, 1618, 3295, 3901, 4045, 6590, 7802, 8090, 19505, 30973, 38023, 39010, 54697, 61946, 67147, 76046, 109394, 134294, 154865, 190115, 273485, 309730, 335735, 380230, 533131, 546970, 671470, 1066262, 2570759, 2665655, 3155909, 5141518, 5331310, 6311818, 12853795, 15779545, 25057157, 25707590, 31559090, 44249873, 50114314, 88499746, 125285785, 221249365, 250571570, 442498730, 2079744031, 4159488062, 10398720155, 20797440310]

約数ペア:

[(1, 20797440310), (2, 10398720155), (5, 4159488062), (10, 2079744031), (47, 442498730), (83, 250571570), (94, 221249365), (166, 125285785), (235, 88499746), (415, 50114314), (470, 44249873), (659, 31559090), (809, 25707590), (830, 25057157), (1318, 15779545), (1618, 12853795), (3295, 6311818), (3901, 5331310), (4045, 5141518), (6590, 3155909), (7802, 2665655), (8090, 2570759), (19505, 1066262), (30973, 671470), (38023, 546970), (39010, 533131), (54697, 380230), (61946, 335735), (67147, 309730), (76046, 273485), (109394, 190115), (134294, 154865)]