28413930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 72806400

約数和(自身を除く): 44392470

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 79, 95, 114, 158, 190, 237, 285, 395, 474, 570, 631, 790, 1185, 1262, 1501, 1893, 2370, 3002, 3155, 3786, 4503, 6310, 7505, 9006, 9465, 11989, 15010, 18930, 22515, 23978, 35967, 45030, 49849, 59945, 71934, 99698, 119890, 149547, 179835, 249245, 299094, 359670, 498490, 747735, 947131, 1495470, 1894262, 2841393, 4735655, 5682786, 9471310, 14206965, 28413930]

約数ペア:

[(1, 28413930), (2, 14206965), (3, 9471310), (5, 5682786), (6, 4735655), (10, 2841393), (15, 1894262), (19, 1495470), (30, 947131), (38, 747735), (57, 498490), (79, 359670), (95, 299094), (114, 249245), (158, 179835), (190, 149547), (237, 119890), (285, 99698), (395, 71934), (474, 59945), (570, 49849), (631, 45030), (790, 35967), (1185, 23978), (1262, 22515), (1501, 18930), (1893, 15010), (2370, 11989), (3002, 9465), (3155, 9006), (3786, 7505), (4503, 6310)]