27613840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 69549120

約数和(自身を除く): 41935280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 491, 592, 703, 740, 760, 982, 1406, 1480, 1520, 1964, 2455, 2812, 2960, 3515, 3928, 4910, 5624, 7030, 7856, 9329, 9820, 11248, 14060, 18167, 18658, 19640, 28120, 36334, 37316, 39280, 46645, 56240, 72668, 74632, 90835, 93290, 145336, 149264, 181670, 186580, 290672, 345173, 363340, 373160, 690346, 726680, 746320, 1380692, 1453360, 1725865, 2761384, 3451730, 5522768, 6903460, 13806920, 27613840]

約数ペア:

[(1, 27613840), (2, 13806920), (4, 6903460), (5, 5522768), (8, 3451730), (10, 2761384), (16, 1725865), (19, 1453360), (20, 1380692), (37, 746320), (38, 726680), (40, 690346), (74, 373160), (76, 363340), (80, 345173), (95, 290672), (148, 186580), (152, 181670), (185, 149264), (190, 145336), (296, 93290), (304, 90835), (370, 74632), (380, 72668), (491, 56240), (592, 46645), (703, 39280), (740, 37316), (760, 36334), (982, 28120), (1406, 19640), (1480, 18658), (1520, 18167), (1964, 14060), (2455, 11248), (2812, 9820), (2960, 9329), (3515, 7856), (3928, 7030), (4910, 5624)]