4940894080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{249037}}^1$

素因数の和:249087

約数の個数: 64

約数和(自身を含む): 12192900480

約数和(自身を除く): 7252006400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 249037, 498074, 996148, 1245185, 1992296, 2490370, 3984592, 4980740, 7720147, 7969184, 9961480, 15440294, 15938368, 19922960, 30880588, 31876736, 38600735, 39845920, 61761176, 77201470, 79691840, 123522352, 154402940, 159383680, 247044704, 308805880, 494089408, 617611760, 988178816, 1235223520, 2470447040, 4940894080]

約数ペア:

[(1, 4940894080), (2, 2470447040), (4, 1235223520), (5, 988178816), (8, 617611760), (10, 494089408), (16, 308805880), (20, 247044704), (31, 159383680), (32, 154402940), (40, 123522352), (62, 79691840), (64, 77201470), (80, 61761176), (124, 39845920), (128, 38600735), (155, 31876736), (160, 30880588), (248, 19922960), (310, 15938368), (320, 15440294), (496, 9961480), (620, 7969184), (640, 7720147), (992, 4980740), (1240, 3984592), (1984, 2490370), (2480, 1992296), (3968, 1245185), (4960, 996148), (9920, 498074), (19840, 249037)]