1228221940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2243}}^1$

素因数の和:2413

約数の個数: 96

約数和(自身を含む): 2985776640

約数和(自身を除く): 1757554700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 131, 190, 209, 220, 262, 380, 418, 524, 655, 836, 1045, 1310, 1441, 2090, 2243, 2489, 2620, 2882, 4180, 4486, 4978, 5764, 7205, 8972, 9956, 11215, 12445, 14410, 22430, 24673, 24890, 27379, 28820, 42617, 44860, 49346, 49780, 54758, 85234, 98692, 109516, 123365, 136895, 170468, 213085, 246730, 273790, 293833, 426170, 468787, 493460, 547580, 587666, 852340, 937574, 1175332, 1469165, 1875148, 2343935, 2938330, 3232163, 4687870, 5582827, 5876660, 6464326, 9375740, 11165654, 12928652, 16160815, 22331308, 27914135, 32321630, 55828270, 61411097, 64643260, 111656540, 122822194, 245644388, 307055485, 614110970, 1228221940]

約数ペア:

[(1, 1228221940), (2, 614110970), (4, 307055485), (5, 245644388), (10, 122822194), (11, 111656540), (19, 64643260), (20, 61411097), (22, 55828270), (38, 32321630), (44, 27914135), (55, 22331308), (76, 16160815), (95, 12928652), (110, 11165654), (131, 9375740), (190, 6464326), (209, 5876660), (220, 5582827), (262, 4687870), (380, 3232163), (418, 2938330), (524, 2343935), (655, 1875148), (836, 1469165), (1045, 1175332), (1310, 937574), (1441, 852340), (2090, 587666), (2243, 547580), (2489, 493460), (2620, 468787), (2882, 426170), (4180, 293833), (4486, 273790), (4978, 246730), (5764, 213085), (7205, 170468), (8972, 136895), (9956, 123365), (11215, 109516), (12445, 98692), (14410, 85234), (22430, 54758), (24673, 49780), (24890, 49346), (27379, 44860), (28820, 42617)]