28418490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16619}}^1$

素因数の和:16651

約数の個数: 48

約数和(自身を含む): 77781600

約数和(自身を除く): 49363110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 16619, 33238, 49857, 83095, 99714, 149571, 166190, 249285, 299142, 315761, 498570, 631522, 747855, 947283, 1495710, 1578805, 1894566, 2841849, 3157610, 4736415, 5683698, 9472830, 14209245, 28418490]

約数ペア:

[(1, 28418490), (2, 14209245), (3, 9472830), (5, 5683698), (6, 4736415), (9, 3157610), (10, 2841849), (15, 1894566), (18, 1578805), (19, 1495710), (30, 947283), (38, 747855), (45, 631522), (57, 498570), (90, 315761), (95, 299142), (114, 249285), (171, 166190), (190, 149571), (285, 99714), (342, 83095), (570, 49857), (855, 33238), (1710, 16619)]