28966830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 74131200

約数和(自身を除く): 45164370

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 89, 95, 114, 178, 190, 267, 285, 445, 534, 570, 571, 890, 1142, 1335, 1691, 1713, 2670, 2855, 3382, 3426, 5073, 5710, 8455, 8565, 10146, 10849, 16910, 17130, 21698, 25365, 32547, 50730, 50819, 54245, 65094, 101638, 108490, 152457, 162735, 254095, 304914, 325470, 508190, 762285, 965561, 1524570, 1931122, 2896683, 4827805, 5793366, 9655610, 14483415, 28966830]

約数ペア:

[(1, 28966830), (2, 14483415), (3, 9655610), (5, 5793366), (6, 4827805), (10, 2896683), (15, 1931122), (19, 1524570), (30, 965561), (38, 762285), (57, 508190), (89, 325470), (95, 304914), (114, 254095), (178, 162735), (190, 152457), (267, 108490), (285, 101638), (445, 65094), (534, 54245), (570, 50819), (571, 50730), (890, 32547), (1142, 25365), (1335, 21698), (1691, 17130), (1713, 16910), (2670, 10849), (2855, 10146), (3382, 8565), (3426, 8455), (5073, 5710)]