19468048240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1\times {\mathrm{8609}}^1$

素因数の和:9874

約数の個数: 80

約数和(自身を含む): 47275099200

約数和(自身を除く): 27807050960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1229, 1840, 2458, 4916, 6145, 8609, 9832, 12290, 17218, 19664, 24580, 28267, 34436, 43045, 49160, 56534, 68872, 86090, 98320, 113068, 137744, 141335, 172180, 198007, 226136, 282670, 344360, 396014, 452272, 565340, 688720, 792028, 990035, 1130680, 1584056, 1980070, 2261360, 3168112, 3960140, 7920280, 10580461, 15840560, 21160922, 42321844, 52902305, 84643688, 105804610, 169287376, 211609220, 243350603, 423218440, 486701206, 846436880, 973402412, 1216753015, 1946804824, 2433506030, 3893609648, 4867012060, 9734024120, 19468048240]

約数ペア:

[(1, 19468048240), (2, 9734024120), (4, 4867012060), (5, 3893609648), (8, 2433506030), (10, 1946804824), (16, 1216753015), (20, 973402412), (23, 846436880), (40, 486701206), (46, 423218440), (80, 243350603), (92, 211609220), (115, 169287376), (184, 105804610), (230, 84643688), (368, 52902305), (460, 42321844), (920, 21160922), (1229, 15840560), (1840, 10580461), (2458, 7920280), (4916, 3960140), (6145, 3168112), (8609, 2261360), (9832, 1980070), (12290, 1584056), (17218, 1130680), (19664, 990035), (24580, 792028), (28267, 688720), (34436, 565340), (43045, 452272), (49160, 396014), (56534, 344360), (68872, 282670), (86090, 226136), (98320, 198007), (113068, 172180), (137744, 141335)]