40050920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11003}}^1$

素因数の和:11034

約数の個数: 64

約数和(自身を含む): 110920320

約数和(自身を除く): 70869400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11003, 22006, 44012, 55015, 77021, 88024, 110030, 143039, 154042, 220060, 286078, 308084, 385105, 440120, 572156, 616168, 715195, 770210, 1001273, 1144312, 1430390, 1540420, 2002546, 2860780, 3080840, 4005092, 5006365, 5721560, 8010184, 10012730, 20025460, 40050920]

約数ペア:

[(1, 40050920), (2, 20025460), (4, 10012730), (5, 8010184), (7, 5721560), (8, 5006365), (10, 4005092), (13, 3080840), (14, 2860780), (20, 2002546), (26, 1540420), (28, 1430390), (35, 1144312), (40, 1001273), (52, 770210), (56, 715195), (65, 616168), (70, 572156), (91, 440120), (104, 385105), (130, 308084), (140, 286078), (182, 220060), (260, 154042), (280, 143039), (364, 110030), (455, 88024), (520, 77021), (728, 55015), (910, 44012), (1820, 22006), (3640, 11003)]