8920470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 23405760

約数和(自身を除く): 14485290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 257, 267, 390, 445, 514, 534, 771, 890, 1157, 1285, 1335, 1542, 2314, 2570, 2670, 3341, 3471, 3855, 5785, 6682, 6942, 7710, 10023, 11570, 16705, 17355, 20046, 22873, 33410, 34710, 45746, 50115, 68619, 100230, 114365, 137238, 228730, 297349, 343095, 594698, 686190, 892047, 1486745, 1784094, 2973490, 4460235, 8920470]

約数ペア:

[(1, 8920470), (2, 4460235), (3, 2973490), (5, 1784094), (6, 1486745), (10, 892047), (13, 686190), (15, 594698), (26, 343095), (30, 297349), (39, 228730), (65, 137238), (78, 114365), (89, 100230), (130, 68619), (178, 50115), (195, 45746), (257, 34710), (267, 33410), (390, 22873), (445, 20046), (514, 17355), (534, 16705), (771, 11570), (890, 10023), (1157, 7710), (1285, 6942), (1335, 6682), (1542, 5785), (2314, 3855), (2570, 3471), (2670, 3341)]