28374430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{733}}^1$

素因数の和:833

約数の個数: 48

約数和(自身を含む): 60246720

約数和(自身を除く): 31872290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 395, 490, 553, 733, 790, 1106, 1466, 2765, 3665, 3871, 5131, 5530, 7330, 7742, 10262, 19355, 25655, 35917, 38710, 51310, 57907, 71834, 115814, 179585, 289535, 359170, 405349, 579070, 810698, 2026745, 2837443, 4053490, 5674886, 14187215, 28374430]

約数ペア:

[(1, 28374430), (2, 14187215), (5, 5674886), (7, 4053490), (10, 2837443), (14, 2026745), (35, 810698), (49, 579070), (70, 405349), (79, 359170), (98, 289535), (158, 179585), (245, 115814), (395, 71834), (490, 57907), (553, 51310), (733, 38710), (790, 35917), (1106, 25655), (1466, 19355), (2765, 10262), (3665, 7742), (3871, 7330), (5131, 5530)]