2019409090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{857}}^1$

素因数の和:1131

約数の個数: 64

約数和(自身を含む): 3923023104

約数和(自身を除く): 1903614014

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 167, 170, 334, 415, 830, 835, 857, 1411, 1670, 1714, 2822, 2839, 4285, 5678, 7055, 8570, 13861, 14110, 14195, 14569, 27722, 28390, 29138, 69305, 71131, 72845, 138610, 142262, 143119, 145690, 235637, 286238, 355655, 471274, 711310, 715595, 1178185, 1209227, 1431190, 2356370, 2418454, 2433023, 4866046, 6046135, 11878877, 12092270, 12165115, 23757754, 24330230, 59394385, 118788770, 201940909, 403881818, 1009704545, 2019409090]

約数ペア:

[(1, 2019409090), (2, 1009704545), (5, 403881818), (10, 201940909), (17, 118788770), (34, 59394385), (83, 24330230), (85, 23757754), (166, 12165115), (167, 12092270), (170, 11878877), (334, 6046135), (415, 4866046), (830, 2433023), (835, 2418454), (857, 2356370), (1411, 1431190), (1670, 1209227), (1714, 1178185), (2822, 715595), (2839, 711310), (4285, 471274), (5678, 355655), (7055, 286238), (8570, 235637), (13861, 145690), (14110, 143119), (14195, 142262), (14569, 138610), (27722, 72845), (28390, 71131), (29138, 69305)]