1499681780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{106663}}^1$

素因数の和:106728

約数の個数: 48

約数和(自身を含む): 3404714880

約数和(自身を除く): 1905033100

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 106663, 213326, 426652, 533315, 1066630, 2026597, 2133260, 3946531, 4053194, 7893062, 8106388, 10132985, 15786124, 19732655, 20265970, 39465310, 40531940, 74984089, 78930620, 149968178, 299936356, 374920445, 749840890, 1499681780]

約数ペア:

[(1, 1499681780), (2, 749840890), (4, 374920445), (5, 299936356), (10, 149968178), (19, 78930620), (20, 74984089), (37, 40531940), (38, 39465310), (74, 20265970), (76, 19732655), (95, 15786124), (148, 10132985), (185, 8106388), (190, 7893062), (370, 4053194), (380, 3946531), (703, 2133260), (740, 2026597), (1406, 1066630), (2812, 533315), (3515, 426652), (7030, 213326), (14060, 106663)]