20197035180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5343131}}^1$

素因数の和:5343156

約数の個数: 96

約数和(自身を含む): 71811694080

約数和(自身を除く): 51614658900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5343131, 10686262, 16029393, 21372524, 26715655, 32058786, 37401917, 48088179, 53431310, 64117572, 74803834, 80146965, 96176358, 106862620, 112205751, 144264537, 149607668, 160293930, 187009585, 192352716, 224411502, 240440895, 288529074, 320587860, 336617253, 374019170, 448823004, 480881790, 561028755, 577058148, 673234506, 721322685, 748038340, 961763580, 1009851759, 1122057510, 1346469012, 1442645370, 1683086265, 2019703518, 2244115020, 2885290740, 3366172530, 4039407036, 5049258795, 6732345060, 10098517590, 20197035180]

約数ペア:

[(1, 20197035180), (2, 10098517590), (3, 6732345060), (4, 5049258795), (5, 4039407036), (6, 3366172530), (7, 2885290740), (9, 2244115020), (10, 2019703518), (12, 1683086265), (14, 1442645370), (15, 1346469012), (18, 1122057510), (20, 1009851759), (21, 961763580), (27, 748038340), (28, 721322685), (30, 673234506), (35, 577058148), (36, 561028755), (42, 480881790), (45, 448823004), (54, 374019170), (60, 336617253), (63, 320587860), (70, 288529074), (84, 240440895), (90, 224411502), (105, 192352716), (108, 187009585), (126, 160293930), (135, 149607668), (140, 144264537), (180, 112205751), (189, 106862620), (210, 96176358), (252, 80146965), (270, 74803834), (315, 64117572), (378, 53431310), (420, 48088179), (540, 37401917), (630, 32058786), (756, 26715655), (945, 21372524), (1260, 16029393), (1890, 10686262), (3780, 5343131)]