2280460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 6032880

約数和(自身を除く): 3752420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 179, 182, 196, 245, 260, 358, 364, 455, 490, 637, 716, 895, 910, 980, 1253, 1274, 1790, 1820, 2327, 2506, 2548, 3185, 3580, 4654, 5012, 6265, 6370, 8771, 9308, 11635, 12530, 12740, 16289, 17542, 23270, 25060, 32578, 35084, 43855, 46540, 65156, 81445, 87710, 114023, 162890, 175420, 228046, 325780, 456092, 570115, 1140230, 2280460]

約数ペア:

[(1, 2280460), (2, 1140230), (4, 570115), (5, 456092), (7, 325780), (10, 228046), (13, 175420), (14, 162890), (20, 114023), (26, 87710), (28, 81445), (35, 65156), (49, 46540), (52, 43855), (65, 35084), (70, 32578), (91, 25060), (98, 23270), (130, 17542), (140, 16289), (179, 12740), (182, 12530), (196, 11635), (245, 9308), (260, 8771), (358, 6370), (364, 6265), (455, 5012), (490, 4654), (637, 3580), (716, 3185), (895, 2548), (910, 2506), (980, 2327), (1253, 1820), (1274, 1790)]