2018678720

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{274277}}^1$

素因数の和:274317

約数の個数: 56

約数和(自身を含む): 5015996064

約数和(自身を除く): 2997317344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 274277, 548554, 1097108, 1371385, 2194216, 2742770, 4388432, 5485540, 6308371, 8776864, 10971080, 12616742, 17553728, 21942160, 25233484, 31541855, 43884320, 50466968, 63083710, 87768640, 100933936, 126167420, 201867872, 252334840, 403735744, 504669680, 1009339360, 2018678720]

約数ペア:

[(1, 2018678720), (2, 1009339360), (4, 504669680), (5, 403735744), (8, 252334840), (10, 201867872), (16, 126167420), (20, 100933936), (23, 87768640), (32, 63083710), (40, 50466968), (46, 43884320), (64, 31541855), (80, 25233484), (92, 21942160), (115, 17553728), (160, 12616742), (184, 10971080), (230, 8776864), (320, 6308371), (368, 5485540), (460, 4388432), (736, 2742770), (920, 2194216), (1472, 1371385), (1840, 1097108), (3680, 548554), (7360, 274277)]