20182956340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{672317}}^1$

素因数の和:672424

約数の個数: 48

約数和(自身を含む): 45179769600

約数和(自身を除く): 24996813260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 7505, 15010, 30020, 672317, 1344634, 2689268, 3361585, 6723170, 12774023, 13446340, 25548046, 51096092, 53113043, 63870115, 106226086, 127740230, 212452172, 255480460, 265565215, 531130430, 1009147817, 1062260860, 2018295634, 4036591268, 5045739085, 10091478170, 20182956340]

約数ペア:

[(1, 20182956340), (2, 10091478170), (4, 5045739085), (5, 4036591268), (10, 2018295634), (19, 1062260860), (20, 1009147817), (38, 531130430), (76, 265565215), (79, 255480460), (95, 212452172), (158, 127740230), (190, 106226086), (316, 63870115), (380, 53113043), (395, 51096092), (790, 25548046), (1501, 13446340), (1580, 12774023), (3002, 6723170), (6004, 3361585), (7505, 2689268), (15010, 1344634), (30020, 672317)]