20303940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14713}}^1$

素因数の和:14748

約数の個数: 48

約数和(自身を含む): 59326848

約数和(自身を除く): 39022908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14713, 29426, 44139, 58852, 73565, 88278, 147130, 176556, 220695, 294260, 338399, 441390, 676798, 882780, 1015197, 1353596, 1691995, 2030394, 3383990, 4060788, 5075985, 6767980, 10151970, 20303940]

約数ペア:

[(1, 20303940), (2, 10151970), (3, 6767980), (4, 5075985), (5, 4060788), (6, 3383990), (10, 2030394), (12, 1691995), (15, 1353596), (20, 1015197), (23, 882780), (30, 676798), (46, 441390), (60, 338399), (69, 294260), (92, 220695), (115, 176556), (138, 147130), (230, 88278), (276, 73565), (345, 58852), (460, 44139), (690, 29426), (1380, 14713)]