2091926340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1660259}}^1$

素因数の和:1660281

約数の個数: 72

約数和(自身を含む): 7252015680

約数和(自身を除く): 5160089340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1660259, 3320518, 4980777, 6641036, 8301295, 9961554, 11621813, 14942331, 16602590, 19923108, 23243626, 24903885, 29884662, 33205180, 34865439, 46487252, 49807770, 58109065, 59769324, 69730878, 74711655, 99615540, 104596317, 116218130, 139461756, 149423310, 174327195, 209192634, 232436260, 298846620, 348654390, 418385268, 522981585, 697308780, 1045963170, 2091926340]

約数ペア:

[(1, 2091926340), (2, 1045963170), (3, 697308780), (4, 522981585), (5, 418385268), (6, 348654390), (7, 298846620), (9, 232436260), (10, 209192634), (12, 174327195), (14, 149423310), (15, 139461756), (18, 116218130), (20, 104596317), (21, 99615540), (28, 74711655), (30, 69730878), (35, 59769324), (36, 58109065), (42, 49807770), (45, 46487252), (60, 34865439), (63, 33205180), (70, 29884662), (84, 24903885), (90, 23243626), (105, 19923108), (126, 16602590), (140, 14942331), (180, 11621813), (210, 9961554), (252, 8301295), (315, 6641036), (420, 4980777), (630, 3320518), (1260, 1660259)]