2008498440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1287499}}^1$

素因数の和:1287526

約数の個数: 64

約数和(自身を含む): 6489000000

約数和(自身を除く): 4480501560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1287499, 2574998, 3862497, 5149996, 6437495, 7724994, 10299992, 12874990, 15449988, 16737487, 19312485, 25749980, 30899976, 33474974, 38624970, 50212461, 51499960, 66949948, 77249940, 83687435, 100424922, 133899896, 154499880, 167374870, 200849844, 251062305, 334749740, 401699688, 502124610, 669499480, 1004249220, 2008498440]

約数ペア:

[(1, 2008498440), (2, 1004249220), (3, 669499480), (4, 502124610), (5, 401699688), (6, 334749740), (8, 251062305), (10, 200849844), (12, 167374870), (13, 154499880), (15, 133899896), (20, 100424922), (24, 83687435), (26, 77249940), (30, 66949948), (39, 51499960), (40, 50212461), (52, 38624970), (60, 33474974), (65, 30899976), (78, 25749980), (104, 19312485), (120, 16737487), (130, 15449988), (156, 12874990), (195, 10299992), (260, 7724994), (312, 6437495), (390, 5149996), (520, 3862497), (780, 2574998), (1560, 1287499)]