19929060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2157

約数の個数: 72

約数和(自身を含む): 61621560

約数和(自身を除く): 41692500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2089, 2385, 3180, 4178, 4770, 6267, 8356, 9540, 10445, 12534, 18801, 20890, 25068, 31335, 37602, 41780, 62670, 75204, 94005, 110717, 125340, 188010, 221434, 332151, 376020, 442868, 553585, 664302, 996453, 1107170, 1328604, 1660755, 1992906, 2214340, 3321510, 3985812, 4982265, 6643020, 9964530, 19929060]

約数ペア:

[(1, 19929060), (2, 9964530), (3, 6643020), (4, 4982265), (5, 3985812), (6, 3321510), (9, 2214340), (10, 1992906), (12, 1660755), (15, 1328604), (18, 1107170), (20, 996453), (30, 664302), (36, 553585), (45, 442868), (53, 376020), (60, 332151), (90, 221434), (106, 188010), (159, 125340), (180, 110717), (212, 94005), (265, 75204), (318, 62670), (477, 41780), (530, 37602), (636, 31335), (795, 25068), (954, 20890), (1060, 18801), (1590, 12534), (1908, 10445), (2089, 9540), (2385, 8356), (3180, 6267), (4178, 4770)]