126400020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67957}}^1$

素因数の和:68000

約数の個数: 48

約数和(自身を含む): 365342208

約数和(自身を除く): 238942188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 67957, 135914, 203871, 271828, 339785, 407742, 679570, 815484, 1019355, 1359140, 2038710, 2106667, 4077420, 4213334, 6320001, 8426668, 10533335, 12640002, 21066670, 25280004, 31600005, 42133340, 63200010, 126400020]

約数ペア:

[(1, 126400020), (2, 63200010), (3, 42133340), (4, 31600005), (5, 25280004), (6, 21066670), (10, 12640002), (12, 10533335), (15, 8426668), (20, 6320001), (30, 4213334), (31, 4077420), (60, 2106667), (62, 2038710), (93, 1359140), (124, 1019355), (155, 815484), (186, 679570), (310, 407742), (372, 339785), (465, 271828), (620, 203871), (930, 135914), (1860, 67957)]