29891560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1063}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 72777600

約数和(自身を除く): 42886040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1063, 1406, 1480, 2126, 2812, 3515, 4252, 5315, 5624, 7030, 8504, 10630, 14060, 20197, 21260, 28120, 39331, 40394, 42520, 78662, 80788, 100985, 157324, 161576, 196655, 201970, 314648, 393310, 403940, 747289, 786620, 807880, 1494578, 1573240, 2989156, 3736445, 5978312, 7472890, 14945780, 29891560]

約数ペア:

[(1, 29891560), (2, 14945780), (4, 7472890), (5, 5978312), (8, 3736445), (10, 2989156), (19, 1573240), (20, 1494578), (37, 807880), (38, 786620), (40, 747289), (74, 403940), (76, 393310), (95, 314648), (148, 201970), (152, 196655), (185, 161576), (190, 157324), (296, 100985), (370, 80788), (380, 78662), (703, 42520), (740, 40394), (760, 39331), (1063, 28120), (1406, 21260), (1480, 20197), (2126, 14060), (2812, 10630), (3515, 8504), (4252, 7030), (5315, 5624)]