28276340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{773}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 62415360

約数和(自身を除く): 34139020

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 773, 1180, 1546, 1829, 3092, 3658, 3865, 7316, 7730, 9145, 15460, 18290, 23963, 36580, 45607, 47926, 91214, 95852, 119815, 182428, 228035, 239630, 456070, 479260, 912140, 1413817, 2827634, 5655268, 7069085, 14138170, 28276340]

約数ペア:

[(1, 28276340), (2, 14138170), (4, 7069085), (5, 5655268), (10, 2827634), (20, 1413817), (31, 912140), (59, 479260), (62, 456070), (118, 239630), (124, 228035), (155, 182428), (236, 119815), (295, 95852), (310, 91214), (590, 47926), (620, 45607), (773, 36580), (1180, 23963), (1546, 18290), (1829, 15460), (3092, 9145), (3658, 7730), (3865, 7316)]