18783694720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4192789}}^1$

素因数の和:4192815

約数の個数: 64

約数和(自身を含む): 51319749600

約数和(自身を除く): 32536054880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 4192789, 8385578, 16771156, 20963945, 29349523, 33542312, 41927890, 58699046, 67084624, 83855780, 117398092, 134169248, 146747615, 167711560, 234796184, 268338496, 293495230, 335423120, 469592368, 536676992, 586990460, 670846240, 939184736, 1173980920, 1341692480, 1878369472, 2347961840, 2683384960, 3756738944, 4695923680, 9391847360, 18783694720]

約数ペア:

[(1, 18783694720), (2, 9391847360), (4, 4695923680), (5, 3756738944), (7, 2683384960), (8, 2347961840), (10, 1878369472), (14, 1341692480), (16, 1173980920), (20, 939184736), (28, 670846240), (32, 586990460), (35, 536676992), (40, 469592368), (56, 335423120), (64, 293495230), (70, 268338496), (80, 234796184), (112, 167711560), (128, 146747615), (140, 134169248), (160, 117398092), (224, 83855780), (280, 67084624), (320, 58699046), (448, 41927890), (560, 33542312), (640, 29349523), (896, 20963945), (1120, 16771156), (2240, 8385578), (4480, 4192789)]