1952380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 4386816

約数和(自身を除く): 2434436

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 67, 94, 124, 134, 155, 188, 235, 268, 310, 335, 470, 620, 670, 940, 1340, 1457, 2077, 2914, 3149, 4154, 5828, 6298, 7285, 8308, 10385, 12596, 14570, 15745, 20770, 29140, 31490, 41540, 62980, 97619, 195238, 390476, 488095, 976190, 1952380]

約数ペア:

[(1, 1952380), (2, 976190), (4, 488095), (5, 390476), (10, 195238), (20, 97619), (31, 62980), (47, 41540), (62, 31490), (67, 29140), (94, 20770), (124, 15745), (134, 14570), (155, 12596), (188, 10385), (235, 8308), (268, 7285), (310, 6298), (335, 5828), (470, 4154), (620, 3149), (670, 2914), (940, 2077), (1340, 1457)]