1385384420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5233}}^1$

素因数の和:5341

約数の個数: 96

約数和(自身を含む): 3489110016

約数和(自身を除く): 2103725596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 61, 62, 70, 122, 124, 140, 155, 217, 244, 305, 310, 427, 434, 610, 620, 854, 868, 1085, 1220, 1708, 1891, 2135, 2170, 3782, 4270, 4340, 5233, 7564, 8540, 9455, 10466, 13237, 18910, 20932, 26165, 26474, 36631, 37820, 52330, 52948, 66185, 73262, 104660, 132370, 146524, 162223, 183155, 264740, 319213, 324446, 366310, 638426, 648892, 732620, 811115, 1135561, 1276852, 1596065, 1622230, 2234491, 2271122, 3192130, 3244460, 4468982, 4542244, 5677805, 6384260, 8937964, 9895603, 11172455, 11355610, 19791206, 22344910, 22711220, 39582412, 44689820, 49478015, 69269221, 98956030, 138538442, 197912060, 277076884, 346346105, 692692210, 1385384420]

約数ペア:

[(1, 1385384420), (2, 692692210), (4, 346346105), (5, 277076884), (7, 197912060), (10, 138538442), (14, 98956030), (20, 69269221), (28, 49478015), (31, 44689820), (35, 39582412), (61, 22711220), (62, 22344910), (70, 19791206), (122, 11355610), (124, 11172455), (140, 9895603), (155, 8937964), (217, 6384260), (244, 5677805), (305, 4542244), (310, 4468982), (427, 3244460), (434, 3192130), (610, 2271122), (620, 2234491), (854, 1622230), (868, 1596065), (1085, 1276852), (1220, 1135561), (1708, 811115), (1891, 732620), (2135, 648892), (2170, 638426), (3782, 366310), (4270, 324446), (4340, 319213), (5233, 264740), (7564, 183155), (8540, 162223), (9455, 146524), (10466, 132370), (13237, 104660), (18910, 73262), (20932, 66185), (26165, 52948), (26474, 52330), (36631, 37820)]