2790280450020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{949074983}}^1$

素因数の和:949075009

約数の個数: 72

約数和(自身を含む): 9088342046784

約数和(自身を除く): 6298061596764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 949074983, 1898149966, 2847224949, 3796299932, 4745374915, 5694449898, 6643524881, 9490749830, 11388899796, 13287049762, 14236124745, 18981499660, 19930574643, 26574099524, 28472249490, 33217624405, 39861149286, 46504674167, 56944498980, 66435248810, 79722298572, 93009348334, 99652873215, 132870497620, 139514022501, 186018696668, 199305746430, 232523370835, 279028045002, 398611492860, 465046741670, 558056090004, 697570112505, 930093483340, 1395140225010, 2790280450020]

約数ペア:

[(1, 2790280450020), (2, 1395140225010), (3, 930093483340), (4, 697570112505), (5, 558056090004), (6, 465046741670), (7, 398611492860), (10, 279028045002), (12, 232523370835), (14, 199305746430), (15, 186018696668), (20, 139514022501), (21, 132870497620), (28, 99652873215), (30, 93009348334), (35, 79722298572), (42, 66435248810), (49, 56944498980), (60, 46504674167), (70, 39861149286), (84, 33217624405), (98, 28472249490), (105, 26574099524), (140, 19930574643), (147, 18981499660), (196, 14236124745), (210, 13287049762), (245, 11388899796), (294, 9490749830), (420, 6643524881), (490, 5694449898), (588, 4745374915), (735, 3796299932), (980, 2847224949), (1470, 1898149966), (2940, 949074983)]