28840630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{773}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 65536128

約数和(自身を除く): 36695498

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 287, 410, 455, 533, 574, 773, 910, 1066, 1435, 1546, 2665, 2870, 3731, 3865, 5330, 5411, 7462, 7730, 10049, 10822, 18655, 20098, 27055, 31693, 37310, 50245, 54110, 63386, 70343, 100490, 140686, 158465, 221851, 316930, 351715, 412009, 443702, 703430, 824018, 1109255, 2060045, 2218510, 2884063, 4120090, 5768126, 14420315, 28840630]

約数ペア:

[(1, 28840630), (2, 14420315), (5, 5768126), (7, 4120090), (10, 2884063), (13, 2218510), (14, 2060045), (26, 1109255), (35, 824018), (41, 703430), (65, 443702), (70, 412009), (82, 351715), (91, 316930), (130, 221851), (182, 158465), (205, 140686), (287, 100490), (410, 70343), (455, 63386), (533, 54110), (574, 50245), (773, 37310), (910, 31693), (1066, 27055), (1435, 20098), (1546, 18655), (2665, 10822), (2870, 10049), (3731, 7730), (3865, 7462), (5330, 5411)]