20143376540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{201797}}^1$

素因数の和:201867

約数の個数: 96

約数和(自身を含む): 52073570304

約数和(自身を除く): 31930193764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 322, 434, 460, 620, 644, 713, 805, 868, 1085, 1426, 1610, 2170, 2852, 3220, 3565, 4340, 4991, 7130, 9982, 14260, 19964, 24955, 49910, 99820, 201797, 403594, 807188, 1008985, 1412579, 2017970, 2825158, 4035940, 4641331, 5650316, 6255707, 7062895, 9282662, 12511414, 14125790, 18565324, 23206655, 25022828, 28251580, 31278535, 32489317, 43789949, 46413310, 62557070, 64978634, 87579898, 92826620, 125114140, 129957268, 143881261, 162446585, 175159796, 218949745, 287762522, 324893170, 437899490, 575525044, 649786340, 719406305, 875798980, 1007168827, 1438812610, 2014337654, 2877625220, 4028675308, 5035844135, 10071688270, 20143376540]

約数ペア:

[(1, 20143376540), (2, 10071688270), (4, 5035844135), (5, 4028675308), (7, 2877625220), (10, 2014337654), (14, 1438812610), (20, 1007168827), (23, 875798980), (28, 719406305), (31, 649786340), (35, 575525044), (46, 437899490), (62, 324893170), (70, 287762522), (92, 218949745), (115, 175159796), (124, 162446585), (140, 143881261), (155, 129957268), (161, 125114140), (217, 92826620), (230, 87579898), (310, 64978634), (322, 62557070), (434, 46413310), (460, 43789949), (620, 32489317), (644, 31278535), (713, 28251580), (805, 25022828), (868, 23206655), (1085, 18565324), (1426, 14125790), (1610, 12511414), (2170, 9282662), (2852, 7062895), (3220, 6255707), (3565, 5650316), (4340, 4641331), (4991, 4035940), (7130, 2825158), (9982, 2017970), (14260, 1412579), (19964, 1008985), (24955, 807188), (49910, 403594), (99820, 201797)]