202110620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4339}}^1$

素因数の和:4502

約数の個数: 48

約数和(自身を含む): 452783520

約数和(自身を除く): 250672900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 1370, 2329, 2740, 4339, 4658, 8678, 9316, 11645, 17356, 21695, 23290, 43390, 46580, 73763, 86780, 147526, 295052, 368815, 594443, 737630, 1188886, 1475260, 2377772, 2972215, 5944430, 10105531, 11888860, 20211062, 40422124, 50527655, 101055310, 202110620]

約数ペア:

[(1, 202110620), (2, 101055310), (4, 50527655), (5, 40422124), (10, 20211062), (17, 11888860), (20, 10105531), (34, 5944430), (68, 2972215), (85, 2377772), (137, 1475260), (170, 1188886), (274, 737630), (340, 594443), (548, 368815), (685, 295052), (1370, 147526), (2329, 86780), (2740, 73763), (4339, 46580), (4658, 43390), (8678, 23290), (9316, 21695), (11645, 17356)]