20350839260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2175

約数の個数: 96

約数和(自身を含む): 44549326080

約数和(自身を除く): 24198486820

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 157, 188, 235, 292, 314, 365, 470, 628, 730, 785, 940, 1460, 1570, 1889, 3140, 3431, 3778, 6862, 7379, 7556, 9445, 11461, 13724, 14758, 17155, 18890, 22922, 29516, 34310, 36895, 37780, 45844, 57305, 68620, 73790, 88783, 114610, 137897, 147580, 177566, 229220, 275794, 296573, 355132, 443915, 538667, 551588, 593146, 689485, 887830, 1077334, 1186292, 1378970, 1482865, 1775660, 2154668, 2693335, 2757940, 2965730, 5386670, 5931460, 6481159, 10773340, 12962318, 13938931, 21649829, 25924636, 27877862, 32405795, 43299658, 55755724, 64811590, 69694655, 86599316, 108249145, 129623180, 139389310, 216498290, 278778620, 432996580, 1017541963, 2035083926, 4070167852, 5087709815, 10175419630, 20350839260]

約数ペア:

[(1, 20350839260), (2, 10175419630), (4, 5087709815), (5, 4070167852), (10, 2035083926), (20, 1017541963), (47, 432996580), (73, 278778620), (94, 216498290), (146, 139389310), (157, 129623180), (188, 108249145), (235, 86599316), (292, 69694655), (314, 64811590), (365, 55755724), (470, 43299658), (628, 32405795), (730, 27877862), (785, 25924636), (940, 21649829), (1460, 13938931), (1570, 12962318), (1889, 10773340), (3140, 6481159), (3431, 5931460), (3778, 5386670), (6862, 2965730), (7379, 2757940), (7556, 2693335), (9445, 2154668), (11461, 1775660), (13724, 1482865), (14758, 1378970), (17155, 1186292), (18890, 1077334), (22922, 887830), (29516, 689485), (34310, 593146), (36895, 551588), (37780, 538667), (45844, 443915), (57305, 355132), (68620, 296573), (73790, 275794), (88783, 229220), (114610, 177566), (137897, 147580)]