47909320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 111767040

約数和(自身を除く): 63857720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 131, 164, 205, 223, 262, 328, 410, 446, 524, 655, 820, 892, 1048, 1115, 1310, 1640, 1784, 2230, 2620, 4460, 5240, 5371, 8920, 9143, 10742, 18286, 21484, 26855, 29213, 36572, 42968, 45715, 53710, 58426, 73144, 91430, 107420, 116852, 146065, 182860, 214840, 233704, 292130, 365720, 584260, 1168520, 1197733, 2395466, 4790932, 5988665, 9581864, 11977330, 23954660, 47909320]

約数ペア:

[(1, 47909320), (2, 23954660), (4, 11977330), (5, 9581864), (8, 5988665), (10, 4790932), (20, 2395466), (40, 1197733), (41, 1168520), (82, 584260), (131, 365720), (164, 292130), (205, 233704), (223, 214840), (262, 182860), (328, 146065), (410, 116852), (446, 107420), (524, 91430), (655, 73144), (820, 58426), (892, 53710), (1048, 45715), (1115, 42968), (1310, 36572), (1640, 29213), (1784, 26855), (2230, 21484), (2620, 18286), (4460, 10742), (5240, 9143), (5371, 8920)]