42654760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 101606400

約数和(自身を除く): 58951640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 839, 1240, 1271, 1640, 1678, 2542, 3356, 4195, 5084, 6355, 6712, 8390, 10168, 12710, 16780, 25420, 26009, 33560, 34399, 50840, 52018, 68798, 104036, 130045, 137596, 171995, 208072, 260090, 275192, 343990, 520180, 687980, 1040360, 1066369, 1375960, 2132738, 4265476, 5331845, 8530952, 10663690, 21327380, 42654760]

約数ペア:

[(1, 42654760), (2, 21327380), (4, 10663690), (5, 8530952), (8, 5331845), (10, 4265476), (20, 2132738), (31, 1375960), (40, 1066369), (41, 1040360), (62, 687980), (82, 520180), (124, 343990), (155, 275192), (164, 260090), (205, 208072), (248, 171995), (310, 137596), (328, 130045), (410, 104036), (620, 68798), (820, 52018), (839, 50840), (1240, 34399), (1271, 33560), (1640, 26009), (1678, 25420), (2542, 16780), (3356, 12710), (4195, 10168), (5084, 8390), (6355, 6712)]