39784810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 81557280

約数和(自身を除く): 41772470

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 61, 65, 122, 130, 145, 173, 290, 305, 346, 377, 610, 754, 793, 865, 1586, 1730, 1769, 1885, 2249, 3538, 3770, 3965, 4498, 5017, 7930, 8845, 10034, 10553, 11245, 17690, 21106, 22490, 22997, 25085, 45994, 50170, 52765, 65221, 105530, 114985, 130442, 137189, 229970, 274378, 306037, 326105, 612074, 652210, 685945, 1371890, 1530185, 3060370, 3978481, 7956962, 19892405, 39784810]

約数ペア:

[(1, 39784810), (2, 19892405), (5, 7956962), (10, 3978481), (13, 3060370), (26, 1530185), (29, 1371890), (58, 685945), (61, 652210), (65, 612074), (122, 326105), (130, 306037), (145, 274378), (173, 229970), (290, 137189), (305, 130442), (346, 114985), (377, 105530), (610, 65221), (754, 52765), (793, 50170), (865, 45994), (1586, 25085), (1730, 22997), (1769, 22490), (1885, 21106), (2249, 17690), (3538, 11245), (3770, 10553), (3965, 10034), (4498, 8845), (5017, 7930)]