12401860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 27320832

約数和(自身を除く): 14918972

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 241, 310, 332, 415, 482, 620, 830, 964, 1205, 1660, 2410, 2573, 4820, 5146, 7471, 10292, 12865, 14942, 20003, 25730, 29884, 37355, 40006, 51460, 74710, 80012, 100015, 149420, 200030, 400060, 620093, 1240186, 2480372, 3100465, 6200930, 12401860]

約数ペア:

[(1, 12401860), (2, 6200930), (4, 3100465), (5, 2480372), (10, 1240186), (20, 620093), (31, 400060), (62, 200030), (83, 149420), (124, 100015), (155, 80012), (166, 74710), (241, 51460), (310, 40006), (332, 37355), (415, 29884), (482, 25730), (620, 20003), (830, 14942), (964, 12865), (1205, 10292), (1660, 7471), (2410, 5146), (2573, 4820)]