12019850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 24105600

約数和(自身を除く): 12085750

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 79, 85, 158, 170, 179, 358, 395, 425, 790, 850, 895, 1343, 1790, 1975, 2686, 3043, 3950, 4475, 6086, 6715, 8950, 13430, 14141, 15215, 28282, 30430, 33575, 67150, 70705, 76075, 141410, 152150, 240397, 353525, 480794, 707050, 1201985, 2403970, 6009925, 12019850]

約数ペア:

[(1, 12019850), (2, 6009925), (5, 2403970), (10, 1201985), (17, 707050), (25, 480794), (34, 353525), (50, 240397), (79, 152150), (85, 141410), (158, 76075), (170, 70705), (179, 67150), (358, 33575), (395, 30430), (425, 28282), (790, 15215), (850, 14141), (895, 13430), (1343, 8950), (1790, 6715), (1975, 6086), (2686, 4475), (3043, 3950)]