18899640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1117}}^1$

素因数の和:1181

約数の個数: 96

約数和(自身を含む): 62786880

約数和(自身を除く): 43887240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1117, 1128, 1410, 1692, 1880, 2115, 2234, 2820, 3351, 3384, 4230, 4468, 5585, 5640, 6702, 8460, 8936, 10053, 11170, 13404, 16755, 16920, 20106, 22340, 26808, 33510, 40212, 44680, 50265, 52499, 67020, 80424, 100530, 104998, 134040, 157497, 201060, 209996, 262495, 314994, 402120, 419992, 472491, 524990, 629988, 787485, 944982, 1049980, 1259976, 1574970, 1889964, 2099960, 2362455, 3149940, 3779928, 4724910, 6299880, 9449820, 18899640]

約数ペア:

[(1, 18899640), (2, 9449820), (3, 6299880), (4, 4724910), (5, 3779928), (6, 3149940), (8, 2362455), (9, 2099960), (10, 1889964), (12, 1574970), (15, 1259976), (18, 1049980), (20, 944982), (24, 787485), (30, 629988), (36, 524990), (40, 472491), (45, 419992), (47, 402120), (60, 314994), (72, 262495), (90, 209996), (94, 201060), (120, 157497), (141, 134040), (180, 104998), (188, 100530), (235, 80424), (282, 67020), (360, 52499), (376, 50265), (423, 44680), (470, 40212), (564, 33510), (705, 26808), (846, 22340), (940, 20106), (1117, 16920), (1128, 16755), (1410, 13404), (1692, 11170), (1880, 10053), (2115, 8936), (2234, 8460), (2820, 6702), (3351, 5640), (3384, 5585), (4230, 4468)]