18406900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 42747264

約数和(自身を除く): 24340364

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 53, 92, 100, 106, 115, 151, 212, 230, 265, 302, 460, 530, 575, 604, 755, 1060, 1150, 1219, 1325, 1510, 2300, 2438, 2650, 3020, 3473, 3775, 4876, 5300, 6095, 6946, 7550, 8003, 12190, 13892, 15100, 16006, 17365, 24380, 30475, 32012, 34730, 40015, 60950, 69460, 80030, 86825, 121900, 160060, 173650, 184069, 200075, 347300, 368138, 400150, 736276, 800300, 920345, 1840690, 3681380, 4601725, 9203450, 18406900]

約数ペア:

[(1, 18406900), (2, 9203450), (4, 4601725), (5, 3681380), (10, 1840690), (20, 920345), (23, 800300), (25, 736276), (46, 400150), (50, 368138), (53, 347300), (92, 200075), (100, 184069), (106, 173650), (115, 160060), (151, 121900), (212, 86825), (230, 80030), (265, 69460), (302, 60950), (460, 40015), (530, 34730), (575, 32012), (604, 30475), (755, 24380), (1060, 17365), (1150, 16006), (1219, 15100), (1325, 13892), (1510, 12190), (2300, 8003), (2438, 7550), (2650, 6946), (3020, 6095), (3473, 5300), (3775, 4876)]