15299940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13421}}^1$

素因数の和:13452

約数の個数: 48

約数和(自身を含む): 45097920

約数和(自身を除く): 29797980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 13421, 26842, 40263, 53684, 67105, 80526, 134210, 161052, 201315, 254999, 268420, 402630, 509998, 764997, 805260, 1019996, 1274995, 1529994, 2549990, 3059988, 3824985, 5099980, 7649970, 15299940]

約数ペア:

[(1, 15299940), (2, 7649970), (3, 5099980), (4, 3824985), (5, 3059988), (6, 2549990), (10, 1529994), (12, 1274995), (15, 1019996), (19, 805260), (20, 764997), (30, 509998), (38, 402630), (57, 268420), (60, 254999), (76, 201315), (95, 161052), (114, 134210), (190, 80526), (228, 67105), (285, 53684), (380, 40263), (570, 26842), (1140, 13421)]