40351220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22171}}^1$

素因数の和:22200

約数の個数: 48

約数和(自身を含む): 104297088

約数和(自身を除く): 63945868

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, 22171, 44342, 88684, 110855, 155197, 221710, 288223, 310394, 443420, 576446, 620788, 775985, 1152892, 1441115, 1551970, 2017561, 2882230, 3103940, 4035122, 5764460, 8070244, 10087805, 20175610, 40351220]

約数ペア:

[(1, 40351220), (2, 20175610), (4, 10087805), (5, 8070244), (7, 5764460), (10, 4035122), (13, 3103940), (14, 2882230), (20, 2017561), (26, 1551970), (28, 1441115), (35, 1152892), (52, 775985), (65, 620788), (70, 576446), (91, 443420), (130, 310394), (140, 288223), (182, 221710), (260, 155197), (364, 110855), (455, 88684), (910, 44342), (1820, 22171)]