420411584

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1033

約数の個数: 56

約数和(自身を含む): 865193088

約数和(自身を除く): 444781504

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 313, 496, 626, 677, 992, 1252, 1354, 1984, 2504, 2708, 5008, 5416, 9703, 10016, 10832, 19406, 20032, 20987, 21664, 38812, 41974, 43328, 77624, 83948, 155248, 167896, 211901, 310496, 335792, 423802, 620992, 671584, 847604, 1343168, 1695208, 3390416, 6568931, 6780832, 13137862, 13561664, 26275724, 52551448, 105102896, 210205792, 420411584]

約数ペア:

[(1, 420411584), (2, 210205792), (4, 105102896), (8, 52551448), (16, 26275724), (31, 13561664), (32, 13137862), (62, 6780832), (64, 6568931), (124, 3390416), (248, 1695208), (313, 1343168), (496, 847604), (626, 671584), (677, 620992), (992, 423802), (1252, 335792), (1354, 310496), (1984, 211901), (2504, 167896), (2708, 155248), (5008, 83948), (5416, 77624), (9703, 43328), (10016, 41974), (10832, 38812), (19406, 21664), (20032, 20987)]