40171428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1663}}^1$

素因数の和:1745

約数の個数: 72

約数和(自身を含む): 112659456

約数和(自身を除く): 72488028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 61, 66, 99, 122, 132, 183, 198, 244, 366, 396, 549, 671, 732, 1098, 1342, 1663, 2013, 2196, 2684, 3326, 4026, 4989, 6039, 6652, 8052, 9978, 12078, 14967, 18293, 19956, 24156, 29934, 36586, 54879, 59868, 73172, 101443, 109758, 164637, 202886, 219516, 304329, 329274, 405772, 608658, 658548, 912987, 1115873, 1217316, 1825974, 2231746, 3347619, 3651948, 4463492, 6695238, 10042857, 13390476, 20085714, 40171428]

約数ペア:

[(1, 40171428), (2, 20085714), (3, 13390476), (4, 10042857), (6, 6695238), (9, 4463492), (11, 3651948), (12, 3347619), (18, 2231746), (22, 1825974), (33, 1217316), (36, 1115873), (44, 912987), (61, 658548), (66, 608658), (99, 405772), (122, 329274), (132, 304329), (183, 219516), (198, 202886), (244, 164637), (366, 109758), (396, 101443), (549, 73172), (671, 59868), (732, 54879), (1098, 36586), (1342, 29934), (1663, 24156), (2013, 19956), (2196, 18293), (2684, 14967), (3326, 12078), (4026, 9978), (4989, 8052), (6039, 6652)]