2459640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 7488000

約数和(自身を除く): 5028360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 199, 206, 309, 398, 412, 515, 597, 618, 796, 824, 995, 1030, 1194, 1236, 1545, 1592, 1990, 2060, 2388, 2472, 2985, 3090, 3980, 4120, 4776, 5970, 6180, 7960, 11940, 12360, 20497, 23880, 40994, 61491, 81988, 102485, 122982, 163976, 204970, 245964, 307455, 409940, 491928, 614910, 819880, 1229820, 2459640]

約数ペア:

[(1, 2459640), (2, 1229820), (3, 819880), (4, 614910), (5, 491928), (6, 409940), (8, 307455), (10, 245964), (12, 204970), (15, 163976), (20, 122982), (24, 102485), (30, 81988), (40, 61491), (60, 40994), (103, 23880), (120, 20497), (199, 12360), (206, 11940), (309, 7960), (398, 6180), (412, 5970), (515, 4776), (597, 4120), (618, 3980), (796, 3090), (824, 2985), (995, 2472), (1030, 2388), (1194, 2060), (1236, 1990), (1545, 1592)]