19258920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:955

約数の個数: 96

約数和(自身を含む): 63690120

約数和(自身を除く): 44431200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 877, 915, 1098, 1220, 1464, 1754, 1830, 2196, 2440, 2631, 2745, 3508, 3660, 4385, 4392, 5262, 5490, 7016, 7320, 7893, 8770, 10524, 10980, 13155, 15786, 17540, 21048, 21960, 26310, 31572, 35080, 39465, 52620, 53497, 63144, 78930, 105240, 106994, 157860, 160491, 213988, 267485, 315720, 320982, 427976, 481473, 534970, 641964, 802455, 962946, 1069940, 1283928, 1604910, 1925892, 2139880, 2407365, 3209820, 3851784, 4814730, 6419640, 9629460, 19258920]

約数ペア:

[(1, 19258920), (2, 9629460), (3, 6419640), (4, 4814730), (5, 3851784), (6, 3209820), (8, 2407365), (9, 2139880), (10, 1925892), (12, 1604910), (15, 1283928), (18, 1069940), (20, 962946), (24, 802455), (30, 641964), (36, 534970), (40, 481473), (45, 427976), (60, 320982), (61, 315720), (72, 267485), (90, 213988), (120, 160491), (122, 157860), (180, 106994), (183, 105240), (244, 78930), (305, 63144), (360, 53497), (366, 52620), (488, 39465), (549, 35080), (610, 31572), (732, 26310), (877, 21960), (915, 21048), (1098, 17540), (1220, 15786), (1464, 13155), (1754, 10980), (1830, 10524), (2196, 8770), (2440, 7893), (2631, 7320), (2745, 7016), (3508, 5490), (3660, 5262), (4385, 4392)]