49906540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 112180320

約数和(自身を除く): 62273780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2153, 2318, 4306, 4636, 5795, 8612, 10765, 11590, 21530, 23180, 40907, 43060, 81814, 131333, 163628, 204535, 262666, 409070, 525332, 656665, 818140, 1313330, 2495327, 2626660, 4990654, 9981308, 12476635, 24953270, 49906540]

約数ペア:

[(1, 49906540), (2, 24953270), (4, 12476635), (5, 9981308), (10, 4990654), (19, 2626660), (20, 2495327), (38, 1313330), (61, 818140), (76, 656665), (95, 525332), (122, 409070), (190, 262666), (244, 204535), (305, 163628), (380, 131333), (610, 81814), (1159, 43060), (1220, 40907), (2153, 23180), (2318, 21530), (4306, 11590), (4636, 10765), (5795, 8612)]