23971220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13171}}^1$

素因数の和:13200

約数の個数: 48

約数和(自身を含む): 61961088

約数和(自身を除く): 37989868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 13171, 26342, 52684, 65855, 92197, 131710, 171223, 184394, 263420, 342446, 368788, 460985, 684892, 856115, 921970, 1198561, 1712230, 1843940, 2397122, 3424460, 4794244, 5992805, 11985610, 23971220]

約数ペア:

[(1, 23971220), (2, 11985610), (4, 5992805), (5, 4794244), (7, 3424460), (10, 2397122), (13, 1843940), (14, 1712230), (20, 1198561), (26, 921970), (28, 856115), (35, 684892), (52, 460985), (65, 368788), (70, 342446), (91, 263420), (130, 184394), (140, 171223), (182, 131710), (260, 92197), (364, 65855), (455, 52684), (910, 26342), (1820, 13171)]