39895140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 117089280

約数和(自身を除く): 77194140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 89, 93, 124, 155, 178, 186, 241, 267, 310, 356, 372, 445, 465, 482, 534, 620, 723, 890, 930, 964, 1068, 1205, 1335, 1446, 1780, 1860, 2410, 2670, 2759, 2892, 3615, 4820, 5340, 5518, 7230, 7471, 8277, 11036, 13795, 14460, 14942, 16554, 21449, 22413, 27590, 29884, 33108, 37355, 41385, 42898, 44826, 55180, 64347, 74710, 82770, 85796, 89652, 107245, 112065, 128694, 149420, 165540, 214490, 224130, 257388, 321735, 428980, 448260, 643470, 664919, 1286940, 1329838, 1994757, 2659676, 3324595, 3989514, 6649190, 7979028, 9973785, 13298380, 19947570, 39895140]

約数ペア:

[(1, 39895140), (2, 19947570), (3, 13298380), (4, 9973785), (5, 7979028), (6, 6649190), (10, 3989514), (12, 3324595), (15, 2659676), (20, 1994757), (30, 1329838), (31, 1286940), (60, 664919), (62, 643470), (89, 448260), (93, 428980), (124, 321735), (155, 257388), (178, 224130), (186, 214490), (241, 165540), (267, 149420), (310, 128694), (356, 112065), (372, 107245), (445, 89652), (465, 85796), (482, 82770), (534, 74710), (620, 64347), (723, 55180), (890, 44826), (930, 42898), (964, 41385), (1068, 37355), (1205, 33108), (1335, 29884), (1446, 27590), (1780, 22413), (1860, 21449), (2410, 16554), (2670, 14942), (2759, 14460), (2892, 13795), (3615, 11036), (4820, 8277), (5340, 7471), (5518, 7230)]