4943440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 11693448

約数和(自身を除く): 6750008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1013, 1220, 2026, 2440, 4052, 4880, 5065, 8104, 10130, 16208, 20260, 40520, 61793, 81040, 123586, 247172, 308965, 494344, 617930, 988688, 1235860, 2471720, 4943440]

約数ペア:

[(1, 4943440), (2, 2471720), (4, 1235860), (5, 988688), (8, 617930), (10, 494344), (16, 308965), (20, 247172), (40, 123586), (61, 81040), (80, 61793), (122, 40520), (244, 20260), (305, 16208), (488, 10130), (610, 8104), (976, 5065), (1013, 4880), (1220, 4052), (2026, 2440)]