393951472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2534

約数の個数: 80

約数和(自身を含む): 878515200

約数和(自身を除く): 484563728

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 589, 646, 1054, 1178, 1292, 2108, 2356, 2459, 2584, 4216, 4712, 4918, 5168, 8432, 9424, 9836, 10013, 19672, 20026, 39344, 40052, 41803, 46721, 76229, 80104, 83606, 93442, 152458, 160208, 167212, 186884, 304916, 334424, 373768, 609832, 668848, 747536, 794257, 1219664, 1295893, 1448351, 1588514, 2591786, 2896702, 3177028, 5183572, 5793404, 6354056, 10367144, 11586808, 12708112, 20734288, 23173616, 24621967, 49243934, 98487868, 196975736, 393951472]

約数ペア:

[(1, 393951472), (2, 196975736), (4, 98487868), (8, 49243934), (16, 24621967), (17, 23173616), (19, 20734288), (31, 12708112), (34, 11586808), (38, 10367144), (62, 6354056), (68, 5793404), (76, 5183572), (124, 3177028), (136, 2896702), (152, 2591786), (248, 1588514), (272, 1448351), (304, 1295893), (323, 1219664), (496, 794257), (527, 747536), (589, 668848), (646, 609832), (1054, 373768), (1178, 334424), (1292, 304916), (2108, 186884), (2356, 167212), (2459, 160208), (2584, 152458), (4216, 93442), (4712, 83606), (4918, 80104), (5168, 76229), (8432, 46721), (9424, 41803), (9836, 40052), (10013, 39344), (19672, 20026)]